FVXX22 KNES 281240 VA ADVISORY DTG: 20210928/1240Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/587 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: OCCNL LGT VA EMS OBS VA DTG: 28/1220Z OBS VA CLD: SFC/FL190 N1914 W09836 - N1901 W09837 - N1901 W09838 - N1913 W09840 - N1914 W09836 MOV N 5KT FCST VA CLD +6HR: 28/1830Z SFC/FL190 N1916 W09838 - N1914 W09834 - N1901 W09836 - N1901 W09838 - N1916 W09838 FCST VA CLD +12HR: 29/0030Z NO VA EXP FCST VA CLD +18HR: 29/0630Z NO VA EXP RMK: LGT VA EMS OBSED IN WEB CAM. NOT SEEN CLEARLY IN STLT. NWP MDL GUIDANCE LTLCG VEERING THRU T+6HRS. ...ZENG NXT ADVISORY: WILL BE ISSUED BY 20210928/1845Z